useArnRegion = Aws\boolean_value($useArnRegion); if (is_null($this->useArnRegion)) { throw new ConfigurationException("'use_arn_region' config option" . " must be a boolean value."); } } /** * {@inheritdoc} */ public function isUseArnRegion() { return $this->useArnRegion; } /** * {@inheritdoc} */ public function toArray() { return [ 'use_arn_region' => $this->isUseArnRegion(), ]; } }